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【单选题】
下面关于数据库的说法不正确的选项是:A.
数据库的连接对象打开后不能马上关闭
B.
数据库的DataSet可以看作若干个内存数据表的集合
C.
数据库的DataAdapter是用来填充数据集的
D.
Ado.Net显著特点是实现了离线数据库
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举一反三
【单选题】革兰染色所用试剂的顺序是
A.
稀释复红—碘液—酒精—结晶紫
B.
结晶紫—酒精—碘液—稀释复红
C.
结晶紫—碘液—酒精—稀释复红
D.
稀释复红—酒精—结晶紫—碘液
E.
稀释复红—结晶紫—碘液—酒精
【简答题】(请将以下段落翻译成中文)The regulations make it safer for you to use your credit card for shopping on the Internet or over the phone. If someone else makes dishonest use of your credit card , you can cancel the ...
【简答题】Tony is very disappointed _______ ?Tony is very disappointed _______ the results of the exam. A) with B) for C) toward D) on
【简答题】Please yze the features of the following EST paragraph. Pictures can be stored in the camera’s internal memory (about 14 MB) or on the Secure Digital (SD) memory card. If no memory card has been i...
【单选题】革兰染色所用试剂的顺序是
A.
复红→碘液→酒精→结晶紫
B.
结晶紫→酒精→碘液→复红
C.
结晶紫→碘液→酒精→复红
D.
复红→酒精→结晶紫→碘液
E.
石炭酸复红→3%盐酸酒精→美兰
【简答题】Seeing his Chinese teacher at the party made Tony very happy. Tony was very happy ______ his Chinese teacher at the party.
【单选题】革兰染色所用试剂的顺序是
A.
稀释复红→碘液→酒精→结晶紫
B.
结晶紫→酒精→碘液→稀释复红
C.
结晶紫→碘液→酒精→ 稀释复红
D.
稀释复红→酒精→结晶紫→碘液
【单选题】革兰染色所用试剂的顺序是
A.
稀释复红、碘液、乙醇、结晶紫
B.
结晶紫、乙醇、碘液、稀释复红
C.
结晶紫、碘液、乙醇、稀释复红
D.
稀释复红、乙醇、结晶紫、碘液
E.
稀释复红、结晶紫、碘液、乙醇
【简答题】Side A No. 293083 Student Bus Card Name: Lilian From: April 1st, 2012 To: June 30th, 2012 Price: £ 180 College: University of Chiches...
【单选题】Tony was very angry and _______the ball away.
A.
throw
B.
threw
C.
has thrown
D.
has been thrown
相关题目：
【单选题】革兰染色所用试剂的顺序是
A.
复红→碘液→酒精→结晶紫
B.
结晶紫→酒精→碘液→复红
C.
结晶紫→碘液→酒精→复红
D.
复红→酒精→结晶紫→碘液
E.
石炭酸复红→3%盐酸酒精→美兰